IVE troubleshooting
Introduction to IVE troubleshooting
The IVE engine is a next generation imaging and video engine based on BCM2727B. The BCM2727B acts as
imaging, video, display, and HDTV and SDTV hardware accelerator.
The following references on the PWB help in the effective debugging and troubleshooting of IVE.
Sr. No
Reference
Description
1
B1400
19.2MHz Crystal
2
D1400
IVE/BCM2727B IC
The following test points on the PWB help in the effective debugging and troubleshooting.
Sr. No
Signal name
Measuring point
Description
1
VIVE_2V5_FILT
L1403/C1453
2.5V supply to BCM2727B
2
VIVE_2V8_FILT
L1404/C1455
2.8V supply to BCM2727B
3
VIVE_1V8_FILT
L1402
1.8V supply to BCM2727B
4
VBAT
L1403/C1466
VBAT supply to BCM2727B
5
RUN
J1425
Enable signal to IVE. This needs to be
High for IVE to be Up.
6
XIN
C1448
19.2MHz clock to IVE
RM-626
BB Troubleshooting and Manual Tuning Guide
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COMPANY CONFIDENTIAL
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